The phrase "concerted effort" means a group of people working together with a focused and determined approach to achieve a common goal or purpose. Full definition
The district has also made concerted efforts to develop a supportive working environment through a system of balanced autonomy. (bushcenter.org)
It will demand long, concerted effort by experts, civic and business leaders, educators, parents, and policymakers. (nationalaffairs.com)
If you're single and over 50 years old, you know meeting these quality singles can take some decisive and concerted efforts on your part. (datingadvice.com)